AUSTIN, Texas – The abrupt decision by U.S. Rep. Tony Gonzales to not seek reelection clears the path for a self-described gun rights “absolutist” to secure the Republican nomination in a sprawling Texas congressional district. Brendan Herrera, 30, originally gained notoriety by posting videos of himself shooting weapons, calling himself “The AK Guy.” He lost a close contest to Gonzales two years ago but forced him into a runoff in Tuesday's primary. Gonzales dropped out of the race on Thursday night after having admitted to an affair with a former staff member who later died by suicide, meaning Herrera suddenly...